Geology. 149 
C. C. Parry and Assistant Arthur Schott, —_ notes by W. H. Emo 
a Report on the Paleontology and Geology of the Bo baa by Jane 
Hall: and Description of Cretaceous and ‘Terti tiary Fossils by 
rad, Esq.; and it is illustrated by a —— Map by Nir. ‘Hall, iad 
numerous 4to plates of fossils by Con 
The date of the volume on the title | page is 1857, but the true date of 
ware is the summer of 1858. 
. Contributions to the Paleontology of New York: being some of 
ae jee of investigations made during the years 1855, ’56, °57, 58; 
au. 18 PP ., 8vo. te — —This pamphlet contains 
paces of three new gene ta—Palearca, Megambonia (near Ambo- 
On en a 
of ihe so-called Acroculie of the aliecaslc to Conrad’s genus Platyceras, 
ne a citation of the characters of Conrad’s genus Platyostoma, The 
one Geol. Rep. for 1857, p. 179; and Billings’s name therefore has 
the priority. Mr. Hall states that the genus is in the third volume of his 
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the genus, are referred the Eiminlion of the first volume of Hall’s Pa lee- 
ontology, with Ambonychia obtusa, Cardiomorpha vetusta, Modiolopsis 
pee hand ¥. i ps of the same volume. 
cology of Pennsylvania : a Government — with a Ad 
wood-euts, WY wood & Sons, Edinburgh and London, J. B. Lit 
Cott ds Co, Philadelphia. 1858.—The geological —— of Penns nsylvania 
Prof. Rogers was commenced under the act of the Legislature of the- 
State in the year 1836, and was continued on for six years. Again in: 
1851 it was resumed with reference to its completion, vn continued! 
until the spring of 1855, the _— allowed by the act of 185 
The publication of the e Report has been long and cate looked a 
and it is a pleasure to see it pesily pasta ina —- cn IM will 
a fullness of illustration and description that m eets so well se ——— 
mE and the interests of the State. 
~ ded corps ¢ seaipionth to the poate of 
twelve through much of the time. In 1836 the assistants, as he mentions 
we in B. wet and James In 1837, they 
_ Were Messrs, §, S, H McKinley, C. B. Trego, J. D. Whelp- 
_ ley, with Dr. R. EB pagent 1838 they were Messrs. H. B. 
Holl, A, A. McKinley, ©. B, Trego, J.D. s Whelpley, J. T. Hodge, R. M. 
Jackson, J: C, McKinney, P. W.Sebaetier, T. Ward, geologists, and Dr. 
